1. Introduction
This manual provides essential instructions for the safe assembly, operation, maintenance, and troubleshooting of your Lemolifys GCJ-06B 4-in-1 Cordless Weed Wacker. This versatile tool is designed for various lawn care tasks, functioning as a weed wacker, grass trimmer, lawn edger, and electric brush cutter. Please read this manual thoroughly before first use and retain it for future reference.

Image 1: The Lemolifys 4-in-1 Cordless Weed Wacker in operation, demonstrating its primary function.
2. Safety Information
Always prioritize safety when operating power tools. Failure to follow these instructions may result in serious injury or property damage.
- Personal Protective Equipment: Always wear safety glasses or goggles, hearing protection, long pants, and sturdy footwear. Gloves are recommended.
- Work Area: Keep bystanders, children, and pets at a safe distance (at least 50 feet/15 meters) from the operating area. Clear the work area of any debris, rocks, or other objects that could be thrown by the cutting head.
- Battery Safety: Use only the specified battery and charger. Do not charge batteries in damp or wet conditions. Do not incinerate or expose batteries to high temperatures. If the battery is damaged, discontinue use immediately.
- Tool Inspection: Before each use, inspect the tool for any damaged parts, loose fasteners, or worn blades. Do not operate a damaged tool.
- Proper Handling: Hold the tool firmly with both hands during operation. Ensure a stable footing. Do not overreach.
- Storage: Store the tool and battery in a dry, secure location out of reach of children.
3. Product Components
Familiarize yourself with the main parts of your weed wacker before assembly and operation.
- Main Motor Unit
- Adjustable Shaft
- Auxiliary Handle
- Grass Guard
- Anti-collision Steel Ring
- Circular Saw Blade
- Metal Blades
- Plastic Blades
- Wheels (for wheeled operation)
- Battery Pack
- Battery Charger
4. Setup and Assembly
Follow these steps to assemble your Lemolifys 4-in-1 Cordless Weed Wacker.
4.1. Blade and Guard Installation
- Install the grass guard onto the main motor unit. Secure it with the provided fasteners.
- Attach the anti-collision steel ring to the grass guard.
- To install the desired blade (circular saw, metal, or plastic), first turn the bottom washer to locate the small hole and insert the tool to lock the shaft.
- Place the circular saw blade (or other blade type) onto the shaft with the lettering facing up.
- Place the metal gasket, then the blue washer, and finally the nut onto the shaft.
- Tighten the blade by turning the nut counter-clockwise.
- Before removing the blade, rotate the base to find the small hole to insert the tool to secure the entire base.

Image 2: Detailed steps for installing the grass guard, anti-collision steel ring, and various cutting blades.
4.2. Handle, Wheel, and Battery Installation
- If using the wheeled function, press and hold the indicator arrow on the wheel attachment, align it with the groove on the main shaft, and insert the wheel assembly.
- Press and hold the indicator arrow on the auxiliary handle, align it with the groove on the main shaft, and insert the handle.
- Loosen the knob to adjust the angle of the machine head horizontally as needed, then tighten.
- Press and hold the button on the battery, align it with the groove on the tool's battery port, and insert the battery until it clicks into place.

Image 3: Instructions for attaching the wheels, auxiliary handle, adjusting the head angle, and inserting the battery.
4.3. Battery Charging
Before first use, fully charge the battery. Connect the charger to a power outlet and then connect the battery pack to the charger. The indicator light on the charger will show the charging status. Disconnect once fully charged.

Image 4: Illustration of the battery packs and charger included with the unit.
5. Operating Instructions
Ensure all safety precautions are followed before operating the tool.
5.1. Starting and Stopping
- To start: Press and hold the safety lock button, then squeeze the trigger switch.
- To stop: Release the trigger switch.
5.2. Adjusting the Tool
- Handle Adjustment: The auxiliary handle can be adjusted for optimal comfort and control. Loosen the handle knob, position the handle, and tighten the knob securely.
- Pivoting Head: The cutting head can pivot up to 90 degrees for trimming on slopes or reaching difficult areas. Adjust the head angle by loosening the adjustment mechanism, setting the desired angle, and tightening it firmly.

Image 5: Demonstrates the 90-degree pivoting head for versatile trimming in different terrains.

Image 6: The ergonomic handle, designed for comfortable and easy handling.
5.3. Using Different Cutting Modes
The 4-in-1 design allows for various applications:
- Weed Wacker/Grass Trimmer: Use plastic or metal blades for cutting grass and light weeds. Move the tool in a sweeping motion.
- Lawn Edger: Attach the wheels and adjust the head to a vertical position for precise edging along sidewalks and driveways.
- Brush Cutter: Use the circular saw blade for tougher brush and thicker vegetation. Exercise caution and maintain a firm grip.

Image 7: Visual representation of the four cutting modes: edger, efficient mowing, powerful trimmer, and brushless brush cutter.
5.4. Wheeled Operation
For tasks requiring more stability or less strain, attach the wheels as described in Section 4.2. The wheels assist in maintaining a consistent cutting height and ease of movement.

Image 8: Details of the newly designed wheels, highlighting their anti-collision feature and ease of attachment.
6. Maintenance
Regular maintenance ensures optimal performance and extends the life of your tool.
6.1. Cleaning
- Always remove the battery before cleaning.
- Wipe down the tool with a damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Remove any grass clippings or debris from the cutting head and guard.
6.2. Blade Replacement
Worn or damaged blades should be replaced promptly. Refer to Section 4.1 for blade installation steps, performing them in reverse to remove the old blade and then following them to install a new one.
6.3. Battery Care and Storage
- Store batteries in a cool, dry place away from direct sunlight and extreme temperatures.
- Do not store batteries in a discharged state for extended periods. Charge them periodically if not in use.
- Remove the battery from the tool when not in use or during storage.
7. Troubleshooting
This section addresses common issues you might encounter.
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not start | Battery not inserted correctly Battery discharged Safety lock not engaged | Ensure battery is fully seated Charge battery fully Press safety lock button before trigger |
| Reduced cutting performance | Dull or damaged blade Battery low Excessive load | Replace blade (see Section 6.2) Recharge battery Reduce cutting load, work in smaller passes |
| Wheels detach during use | Improper installation Loose fasteners | Ensure wheels are securely clicked into place (see Section 4.2) Check and tighten any relevant fasteners |
| Battery not charging | Charger not plugged in Faulty battery or charger Battery too hot/cold | Check power connection Contact customer support if issue persists Allow battery to reach room temperature |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Lemolifys |
| Model Number | GCJ-06B |
| Speed | 20000 RPM |
| Cutting Width | 12 inches |
| Functions | Weed Wacker, Grass Trimmer, Lawn Edger, Brush Cutter |
| Power Source | Cordless, Lithium-ion Battery |
| Color | Yellow |
9. Warranty and Support
Your Lemolifys GCJ-06B 4-in-1 Cordless Weed Wacker is covered by a manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included with your product for specific terms and conditions, including the warranty period and coverage details.
For technical support, replacement parts, or warranty claims, please contact Lemolifys customer service. Contact information can typically be found on the product packaging or the official Lemolifys website.